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问题 单项选择题

男性，40岁。近三个月来工作不顺利，失眠、头痛、疲乏，情绪低落，思维困难，责怪自己能力低、内疚、自罪，曾有自杀行为。体检及神经系统检查未见异常。该病人可考虑诊断为（）

A.抑郁症

B.焦虑症

C.精神分裂症

D.脑器质性精神障碍

E.神经衰弱

答案

参考答案：A

阅读理解
阅读理解。

     On December 7-18, 2009, there was a meeting about climate change in Copenhagen (哥本哈根),
Denmark (丹麦).    1    A warmer earth does a lot of harm to our lives and the environment. Spring is
arriving earlier. There are more and more droughts (干旱). Because of these, many kinds of animals
and plants may disappear.    2    Many plants will stop growing. Lots of people and animals will not
have enough food.
      People are cutting more and more trees.    3    If we want to have a better future, what should we
do then? Walk to school.    4    If your school is far away from your house, take a bus. Use air
conditioning (空调) as little as you can. You can wear more clothes in winter and use a fan in summer.
    5    Use energy-saving lights.

A. Riding a bike is also a good choice.
B. Turn off all the lights when you leave a room.
C. People from 192 countries got together to work out a plan to control global warming.
D. People can get more and more delicious food now.
E. So there are fewer trees to absorb (吸收) CO2.
F. Many people will lose their homes.
从方框中所给的选项中选出能填入空白处的最佳选项，补全短文。其中有一项为多余选项。
1.________2.________3.________4._________5._________
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单项选择题

反映心肌细胞脂肪酸代谢的显像剂，下列中正确的是（）

A.82Rb

B.15O-H2O

C.18F-FDG

D.11C-棕榈酸

E.99mTc-Ql2
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